/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package edu.uci.ics.crawler4j.example.advanced;

import java.util.List;

import edu.uci.ics.crawler4j.crawler.CrawlController;

public class Controller {
	
		/*
		 * NOTE: You should first look at the simple example
		 * for a description of the options and configs. 
		 */

		public static void main(String[] args) throws Exception {
			if (args.length < 2) {
				System.out.println("Please specify 'root folder' and 'number of crawlers'.");
				return;
			}
			String rootFolder = args[0];
			int numberOfCrawlers = Integer.parseInt(args[1]);
			
			CrawlController controller = new CrawlController(rootFolder);		
			controller.addSeed("http://www.ics.uci.edu/");
			controller.start(MyCrawler.class, numberOfCrawlers);	
			
			List<Object> crawlersLocalData = controller.getCrawlersLocalData();
			long totalLinks = 0;
			long totalTextSize = 0;
			int totalProcessedPages = 0;
			for (Object localData : crawlersLocalData) {
				CrawlStat stat = (CrawlStat) localData;
				totalLinks += stat.getTotalLinks();
				totalTextSize += stat.getTotalTextSize();
				totalProcessedPages += stat.getTotalProcessedPages();
			}
			System.out.println("Aggregated Statistics:");
			System.out.println("   Processed Pages: " + totalProcessedPages);
			System.out.println("   Total Links found: " + totalLinks);
			System.out.println("   Total Text Size: " + totalTextSize);
		}

}

